Finding the Fourth Proportional to 19,838.42, 27,377.06 and 10,886.00

Step by Step Solution

1. Step 1: Write the proportion equation
   19,838.42 : 27,377.06 = 10,886.00 : x
2. Step 2: Convert to fraction form
   19,838.42/27,377.06 = 10,886.00/x
3. Step 3: Cross multiply
   19,838.42x = 27,377.06 × 10,886.00
4. Step 4: Simplify right side
   19,838.42x = 298,026,483.84
5. Step 5: Solve for x
   x = 298,026,483.84/19,838.42
6. Step 6: Final answer
   x = 15,022.69